Karbonn A21 Specifications

Key Specs

RAM & Storage 512 MB + 4 GB
Processor Qualcomm Snapdragon S4 Play MSM8225
Rear Camera 5 MP
Front Camera 1.3 MP
Battery 1800 mAh
Display 4.5 inches (11.43 cm)

General

Launch Date October 11, 2012 (Official)
Operating System Android v4 (Ice Cream Sandwich)

Performance

(Poor)
Chipset Qualcomm Snapdragon S4 Play MSM8225
Processor Dual core, 1.2 GHz, Cortex A5
Graphics (GPU) Adreno 203
RAM 512 MB

Display

(Very Good)
Display Type TFT
Screen Size 4.5 inches (11.43 cm)
Resolution 480x800 px
Pixel Density 207 ppi
Screen to Body Ratio (calculated) 84.98 %

Design

Height 112 mm
Width 60.5 mm
Thickness 11.5 mm
Weight 104 grams

Rear Camera

(Below Avg)
Resolution
CameraMP
Primary5 MP
Autofocus Yes
Flash Yes, LED Flash
Image Resolution 2592 x 1944 Pixels
Camera Features Digital Zoom

Front Camera

(Poor)
Resolution
CameraMP
Primary1.3 MP

Battery

(Very Good)
Capacity 1800 mAh
Battery Type Li-ion
TalkTime Up to 5 Hours(2G)

Storage

Internal Storage 4 GB
Expandable Storage Yes, Up to 32 GB

Network & Connectivity

SIM Slot(s) Dual SIM
Network Support 5G Not Supported
Wi-Fi Yes, Wi-Fi 4 (802.11 b/g/n)
Bluetooth Yes, v2.1
GPS Yes

Multimedia

Audio Jack 3.5 mm

Sensors

Other Sensors Accelerometer